Comment 14 for bug 656631

My problem had nothing to do with battery power. It would fail to resume
100% of the time, regardless of battery power (even with AC power).

On Sun, Nov 7, 2010 at 10:24 PM, Jamie Krug <email address hidden>wrote:

> I'm pretty sure this problem only manifests itself if I suspend or
> resume while my SerP6 laptop is running on battery power. I'm fairly
> certain that I've never had a problem on suspend or resume if I'm always
> connected to AC power, but that's obviously hardly ideal with a laptop.
>
> That said, I can't immediately reproduce the problem--it seems to be
> just every 3 or 4 times, at suspend or resume, on battery power (or
> switching from on or off battery power), that I get power but a blank
> screen and must hard reboot.
>
> If anyone can suggest what logs or other reporting I can provide to try
> to get some movement around this bug, I'm very eager to see it go away.
>
> --
> resume from suspend does not initialize the display on 2.6.35 kernel
> https://bugs.launchpad.net/bugs/656631
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in “linux” package in Ubuntu: New
>
> Bug description:
> Since upgrading to maverick, many people have reported being unable to
> resume from a suspended state.
>
> Steps to reproduce:
>
> Install Maverick.
> Suspend.
> Resume.
> Notice that the resume worked except that video fails to initialize. Key
> strokes still work. You can CTRL-ALT-DELETE, for example.
>
> See more details in this thread:
>
> http://ubuntuforums.org/showthread.php?p=9929232&posted=1#post9929232
>
> ProblemType: Bug
> DistroRelease: Ubuntu 10.10
> Package: linux-image-2.6.35-22-generic-pae 2.6.35-22.33
> Regression: Yes
> Reproducible: Yes
> ProcVersionSignature: Ubuntu 2.6.35-22.33-generic-pae 2.6.35.4
> Uname: Linux 2.6.35-22-generic-pae i686
> AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
> AplayDevices:
> **** List of PLAYBACK Hardware Devices ****
> card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
> Subdevices: 1/1
> Subdevice #0: subdevice #0
> Architecture: i386
> ArecordDevices:
> **** List of CAPTURE Hardware Devices ****
> card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
> Subdevices: 2/2
> Subdevice #0: subdevice #0
> Subdevice #1: subdevice #1
> AudioDevicesInUse:
> USER PID ACCESS COMMAND
> /dev/snd/controlC0: nkaun 1580 F.... pulseaudio
> CRDA: Error: [Errno 2] No such file or directory
> Card0.Amixer.info:
> Card hw:0 'Intel'/'HDA Intel at 0xf6fdc000 irq 46'
> Mixer name : 'IDT 92HD71B7X'
> Components : 'HDA:111d76b2,10280233,00100302'
> Controls : 20
> Simple ctrls : 14
> Date: Thu Oct 7 22:05:18 2010
> HibernationDevice: RESUME=UUID=8bde75bb-54d1-412f-a479-790d7ddb8d52
> InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
> MachineType: Dell Inc. Latitude E6400
> PccardctlIdent:
> Socket 0:
> no product info available
> PccardctlStatus:
> Socket 0:
> no card
> ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.35-22-generic-pae
> root=UUID=010a55ae-9aaa-440e-bf4a-243a37105193 ro quiet splash
> ProcEnviron:
> LANG=en_US.utf8
> SHELL=/bin/bash
> RelatedPackageVersions: linux-firmware 1.38
> SourcePackage: linux
> dmi.bios.date: 05/06/2010
> dmi.bios.vendor: Dell Inc.
> dmi.bios.version: A24
> dmi.board.name: 0X574R
> dmi.board.vendor: Dell Inc.
> dmi.chassis.type: 8
> dmi.chassis.vendor: Dell Inc.
> dmi.modalias:
> dmi:bvnDellInc.:bvrA24:bd05/06/2010:svnDellInc.:pnLatitudeE6400:pvr:rvnDellInc.:rn0X574R:rvr:cvnDellInc.:ct8:cvr:
> dmi.product.name: Latitude E6400
> dmi.sys.vendor: Dell Inc.
>
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